An SKCropNode crops the pixels drawn by its children so that only some of the pixels are rendered to the parent’s framebuffer.
An SKCropNode crops the pixels drawn by its children so that only some of the pixels are rendered to the parent’s frame buffer.
SKCropNode is part of sprite-kit, a graphics rendering and animation infrastructure to animate arbitrary textured images, or sprites.
sprite-kit is available on iOS (ios) and OS X (osx)